Our gender is identical to our sex, written in our genes, can be clearly assigned and does not change over our lifetime. That's what many people say. The woman on one side, the man on the other ― ...

A few (or more) years ago, Popeye the Sailor Man was an inspirational cartoon character. When needed, the superhero would ...

A 27-year-old woman presented to the internal medicine clinic with 15 days of neck swelling associated with a dull aching pain. An examination revealed a single, well-defined, mobile swelling ...